<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card>
      <el-row :gutter="20">
        <el-col :span="6">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getGoodsList"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getGoodsList"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button :span="4" type="primary" @click="goAddPage"
            >添加商品</el-button
          >
        </el-col>
      </el-row>
      <el-table :data="goodsList" style="width: 100%" border stripe>
        <el-table-column type="index"> </el-table-column>
        <el-table-column prop="goods_name" label="商品名称"> </el-table-column>
        <el-table-column prop="goods_price" label="商品价格（元）" width="95px">
        </el-table-column>
        <el-table-column prop="goods_weight" label="商品重量" width="130px">
        </el-table-column>
        <el-table-column prop="add_time" label="创建时间" width="130px">
          <template slot-scope="scope">
            {{ scope.row.add_time | dataFormat }}
          </template>
        </el-table-column>
        <el-table-column label="操作" width="240px">
          <template slot-scope="scope">
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
              @click="editById(scope.row.goods_id)"
              >操作</el-button
            >
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="removeById(scope.row.goods_id)"
              >删除</el-button
            >
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[5, 10, 15, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
        background
      >
      </el-pagination>
    </el-card>
    <el-dialog
      title="修改商品"
      :visible.sync="editDialogVisible"
      width="50%"
      @close="editDialogVisibleClosed"
    >
      <el-form
        :model="editShop"
        :rules="editShopRules"
        ref="editShopRef"
        label-width="100px"
      >
        <el-form-item label="商品名称" prop="goods_name">
          <el-input v-model="editShop.goods_name"></el-input>
        </el-form-item>
        <el-form-item label="商品价格" prop="goods_price">
          <el-input v-model="editShop.goods_price"></el-input>
        </el-form-item>
        <el-form-item label="商品总量" prop="goods_weight">
          <el-input v-model="editShop.goods_weight"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editShopCause">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data() {
    return {
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10
      },
      goodsList: [],
      total: 0,
      editShop: {},
      editDialogVisible: false,
      editShopRules: {
        goods_name: {
          required: true,
          message: '请输入活动名称',
          trigger: 'blur'
        },
        goods_price: {
          required: true,
          message: '请输入商品价格',
          trigger: 'blur'
        },
        goods_weight: {
          required: true,
          message: '请输入商品价格',
          trigger: 'blur'
        }
      }
    }
  },
  created() {
    this.getGoodsList()
  },
  methods: {
    async getGoodsList() {
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo
      })
      if (res.meta.status !== 200) {
        return this.$message.error('获取商品列表失败')
      }
      this.goodsList = res.data.goods
      this.total = res.data.total
      // this.$message.success('获取商品列表成功')
      // console.log(res.data);
    },
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage
      this.getGoodsList()
    },
    async removeById(id) {
      const confirmResult = await this.$confirm(
        '此操作将永久删除该商品, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }
      ).catch(err => err)
      if (confirmResult !== 'confirm') {
        return this.$message.info('取消删除商品')
      }
      const { data: res } = await this.$http.delete('goods/' + id)
      if (res.meta.status !== 200) {
        return this.$message.error('删除商品失败')
      }
      this.$message.success('删除商品成功')
      this.getGoodsList()
    },
    goAddPage() {
      this.$router.push('/goods/add')
    },
    async editById(id) {
      const { data: res } = await this.$http.get('goods/' + id)
      //  console.log(res);
      if (res.meta.status !== 200) {
        return this.$message.error('查询商品失败')
      }
      this.editShop = res.data
      this.editDialogVisible = true
    },
    editDialogVisibleClosed() {
      this.$refs.editShopRef.resetFields()
    },
    editShopCause() {
      this.$refs.editShopRef.validate(async valid=>{
        if(!valid){
          return this.$message.error('请输入规范')
        }
        const{data:res}=await this.$http.put('goods/'+this.editShop.goods_id,
        this.editShop)
        if(res.meta.status!==200){
          return this.$message.error('修改失败')
        }
        this.$message.success('修改成功')
        this.getGoodsList()
        this.editDialogVisible=false
      })
    }
  }
}
</script>

<style lang="less" scope></style>
